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| Number | Title | Issue Date |
| 7107235 | Method of conducting business including making and selling a custom article of footwear The present invention teaches a method of conducting retail and Internet business including making and delivering a custom article of footwear. The article of footwear taught in the present invention includes a spring element that can provide improved cushioning, st... | 09/12/2006 |
| 7082700 | Athletic shoe with inclined wall configuration A heel support for an athletic shoe that in one embodiment includes a recumbent-U shaped member to assist in shock absorption. The member may include a tent-shaped wall with an opening exposing the interior of the member. ... | 08/01/2006 |
| 7059068 | Height adjustable flexible shoe A height adjustable flexible shoe including a shoe upper portion having an open upper end, a closed lower end, and a body portion therebetween. The open upper end is dimensioned for receiving a foot therein. The closed lower end has a toe portion and a back portion.... | 06/13/2006 |
| 7016867 | Method of conducting business including making and selling a custom article of footwear The article of footwear taught in the present invention includes a spring element that can provide improved cushioning, stability, and running economy. Unlike the conventional foam materials presently being used by the footwear industry, a preferred spring element i... | 03/21/2006 |
| 6247249 | Shoe system with a resilient shoe insert The shoe system comprises a shoe that has a toe section and a heel portion. A shoe sole is disposed inside the shoe and has a groove defined therein. The groove extends angularly from an upper surface of the shoe sole rearwardly towards the heel portion o... | 06/19/2001 |
| 6082023 | Shoe sole A shoe sole having an outer sole with a heel section and a ball section and providing buttons in the peripheral area of the ball and heel sections and pods in the interior area of the ball section. The peripheral area of the sole is stiffer than the inter... | 07/04/2000 |
| 5970628 | Athletic shoe with improved heel structure A shoe includes a rear sole support for receiving a replaceable rear sole to provide longer wear. The shoe may also include a flexible plate supported by the rear sole support between the heel and the rear sole to reduce midsole compression and provide ad... | 10/26/1999 |
| 5692322 | Combination athletic shoes and plometric training device Combination athletic shoes and plyometric training devices are disclosed. The said shoes having removable heels that include a snap-lock track slide retainer fixedly disposed in the sole at the instep of the athletic shoe, a heel track slide retainer fixe... | 12/02/1997 |
| 5615497 | Athletic shoe with improved sole An improved athletic shoe sole with rotatable and replaceable rear soles and replaceable cleats to provide the user with longer wear. The invention also provides the user with the ability to quickly and easily adapt the sole to different desired performan... | 04/01/1997 |
| 5560126 | Athletic shoe with improved sole A shoe includes a heel support for receiving a rotatable and replaceable rear sole to provide longer wear. The shoe may also include a graphite insert supported by the heel support between the heel and the rear sole to reduce midsole compression and provi... | 10/01/1996 |
| 5086574 | Impact damping system applicable to sport shoes An impact damping system for application to sport shoes having a hollow housing of flexible elastomeric material which is softer and more resilient than the insole material of the sport shoe which it is to be removably placed in a cavity in the heel area ... | 02/11/1992 |
| 4610100 | Shoe with replaceable heel The shoe has a permanently affixed heel plate attached to the bottom of the heel support portion of the shoe. This heel plate contains a mortise having a decreasing transverse width from the front to the rear of the heel plate. A replaceable heel having a... | 09/09/1986 |
| 4573279 | Running sole for shoes, especially sports shoes, with adjustable heel cushioning A running sole for a shoe comprising a sole body 1, having a generally longitudinally extending first recess 5 extending from the one edge of the sole and at least one laterally extending second recess 6, 7, extending from the side edges of the sole in th... | 03/04/1986 |
| 4429474 | Adjustable mechanically cushioned lateral border of the heel for a shoe An adjustable mechanically cushioned heel for a shoe comprises a recess adjacent one of the lateral borders of the heel area and ground-engaging members removably attached to the recess. Each of the ground-engaging members includes a relatively stiff spri... | 02/07/1984 |
| 4198770 | Device for fixing heels A heel is longitudinally traversed by a threaded stem provided with a head which can be activated from the lower zone of the heel and whose free end is screwed into a blind hole made centrally in a projection of the lower face of a flat cover which is adj... | 04/22/1980 |
